1423484999 has 2 divisors, whose sum is σ = 1423485000. Its totient is φ = 1423484998.

The previous prime is 1423484977. The next prime is 1423485017. The reversal of 1423484999 is 9994843241.

It is a strong prime.

It is an emirp because it is prime and its reverse (9994843241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1423484999 - 2²⁸ = 1155049543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1423484999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423484969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711742499 + 711742500.

It is an arithmetic number, because the mean of its divisors is an integer number (711742500).

Almost surely, 2^1423484999 is an apocalyptic number.

1423484999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423484999 is an equidigital number, since it uses as much as digits as its factorization.

1423484999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 53.

The square root of 1423484999 is about 37729.1001615464. The cubic root of 1423484999 is about 1124.9096221059.

The spelling of 1423484999 in words is "one billion, four hundred twenty-three million, four hundred eighty-four thousand, nine hundred ninety-nine".